\section{Introduction}





\framebox{This is some text}


\begin{lstlisting}[language=Python, caption=Python Example]{python_example}
import random

deck = range(52)
for card in deck:
    swap = random.choice(deck)
    deck[swap],deck[card] = deck[card], deck[swap]

print "The deck is shuffled."
\end{lstlisting}
